Qhov sib txawv ntawm LED dej nyab teeb thiab dej nyab teeb
LED dej nyab lub teeb (LEDDownlight), tseem hu ua Spotlight, tsom teeb, tsom teeb, thiab lwm yam, feem ntau yog siv rau lub hom phiaj teeb pom kev zoo, nrog rau kev lag luam teeb pom kev zoo, cov khoom siv zoo nkauj,
saib kom meej